Link to Demo (freshly updated):
https://datablob.itch.io/black-dragon-mage/
Summary:
The Hall of Relics calls out to you, traveler! Unleash elemental magic, slay demon hordes, and absorb their souls to grow in power. Hatch your very own companion dragon from an egg. Fly your dragon into battle. Avenge your death. An action-roguelite survivors shooter.